public void TestShouldThrowAnExceptionWhenIndexIsOutOfRangeAfterRollOver()
{
LookBehindPool <byte> buf = new LookBehindPool <byte>(3);
buf.Write(1);
buf.Write(2);
buf.Write(3);
buf.Write(4);
int errorLine = buf[3];
}
public void TestWritesShouldStoreValues()
{
LookBehindPool <byte> buf = new LookBehindPool <byte>(10);
buf.Write(1);
buf.Write(2);
buf.Write(3);
Assert.AreEqual(3, buf[0]);
Assert.AreEqual(2, buf[1]);
Assert.AreEqual(1, buf[2]);
Assert.AreEqual(3, buf.Count);
}
public void BasicTest()
{
LookBehindPool <byte> buf = new LookBehindPool <byte>(10);
buf.Write(1);
buf.Write(2);
buf.Write(3);
Assert.AreEqual(3, buf[0]);
Assert.AreEqual(2, buf[1]);
Assert.AreEqual(1, buf[2]);
Assert.AreEqual(3, buf.Count);
}
public void TestWriteBeyondCapacityShouldRollOver()
{
LookBehindPool <byte> buf = new LookBehindPool <byte>(3);
buf.Write(1);
buf.Write(2);
buf.Write(3);
buf.Write(4);
Assert.AreEqual(4, buf[0]);
Assert.AreEqual(3, buf[1]);
Assert.AreEqual(2, buf[2]);
Assert.AreEqual(3, buf.Count);
Assert.AreEqual(4, buf.Current);
}
public void RolloverTest()
{
LookBehindPool <byte> buf = new LookBehindPool <byte>(3);
buf.Write(1);
buf.Write(2);
buf.Write(3);
buf.Write(4);
Assert.AreEqual(4, buf[0]);
Assert.AreEqual(3, buf[1]);
Assert.AreEqual(2, buf[2]);
Assert.AreEqual(3, buf.Count);
Assert.AreEqual(4, buf.Current);
}
public void TestAccessToExpiredBookmarkUsingPreviousShouldThrowAnException()
{
LookBehindPool <byte> lbp = new LookBehindPool <byte>(3);
lbp.Write(1);
lbp.Write(2);
lbp.Write(3);
Bookmark <byte> bm = new Bookmark <byte>();
bm.Set(lbp);
lbp.Write(4);
lbp.Write(5);
Assert.AreEqual(5, lbp.Current);
Assert.AreEqual(2, bm.Previous);
}
public void RolleOverOutOfRangeExceptionTest()
{
LookBehindPool <byte> buf = new LookBehindPool <byte>(3);
buf.Write(1);
buf.Write(2);
buf.Write(3);
buf.Write(4);
try
{
int errorLine = buf[3];
Assert.Fail();
}
catch (Exception ex)
{
Assert.IsTrue(ex.Message == "Index out of range. Value must be from 0 to 2");
}
}
public void TestBookmarkShouldRetainIndexReference()
{
LookBehindPool <byte> lbp = new LookBehindPool <byte>(10);
lbp.Write(1);
lbp.Write(2);
lbp.Write(3);
Bookmark <byte> bm = new Bookmark <byte>();
bm.Set(lbp);
lbp.Write(4);
lbp.Write(5);
lbp.Write(6);
Assert.AreEqual(6, lbp.Current);
Assert.AreEqual(3, bm.Current);
}
